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Copeptin & Osmolality

Source Serum or plasma (Lithium heparin)
Mnemonic

MISCREFBL

Misc Ref Test Name field: Copeptin

Specimen Requirements

1 x 4 mL red top tube, 1 x 4.5 mL light green (mint) top PSC tube, or 1 x 3.5 or 4.5 mL gold top SST tube

Minimum volume 0.25 mL of serum or plasma is required.

CLS staff: Proceed with specimen collection and transport to DSC Accession. DSC Referrals will oversee the physician approval process.

Note ordering physician: This test requires review and approval by CLS Medical & Scientific staff. Please contact CLS Referrals at 403-770-3285 for further information on the approval process.

Specimen Handling

PSC & RRL:
Centrifuge, pour off serum or plasma, and transport on ice to DSC. Send specimen in a separate bag with a photocopy of the requisition.

Extra-regional:
Centrifuge, pour off and freeze serum, then transport to DSC. Send specimen in a separate bag with a photocopy of the requisition.

DSC:
Freeze specimens upon receipt in lab; ensure frozen specimens do not thaw.

Additional Information
Testing Location In-Common Laboratories
Testing Frequency
Alternate Name(s)
Reference Interval